Description The unique double ceramic formula in the Conair Double Ceramic 1/2-inch Curling Iron delivers even heat, fast styling and 18-hour curl control. The styler features 30 temperature settings and distributes heat evenly to prevent hot spots and damage to hair. With twice the ceramic coating of typical curling irons, this one does double duty for curls, creating beautiful bounce and long-lasting styles. Conair products are insulated using mica, a naturally occurring mineral with outstanding thermal properties.